package cn.mldn.eshop.product.service;


import cn.mldn.eshop.product.vo.Product;

public interface ProductService {
	
	public void add(Product product, String operationType);
	
	public void update(Product product, String operationType);
	
	public void delete(Long id, String operationType);
	
	public Product findById(Long id);
	public Product findByProductId(Long productId);
	
}
